cronk



dias

Memes-W- MUNsoN c. CRONK, o r A UBURN, NEW Yonnev Letters Patent No. 88,27 9, dated Ma/rch 30, 1869; emulated Mci/rch 19, 1869. f

IMPROVEMENT IN CLAMP-BAR I 'OR HOLDING THE CUTTERS OF MOWING-MACHINES WHILE BEING- GROUND.

The Schedule referred to in these Letters Patent and making part of the sam.

To all whom 'it may concern Be it known that I, 'MUNsoN C. ORONK, of Auburn, in the county of Cayuga, and State of New York, have invented cert-ain new and useful Improvements in Clamps for Holding Reaper-Knives; and I do hereby declare that the following is a full, clear, and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference marked thereon, which form apart of this specification, and in which is represented, by

Figure 1, a side elevation of my invention, and

Figure 2, an end view of thc same.

The object of this invention is to provide a suitable means for holding reaper-knives in place while being sharpened; and, to this end,

My invention consists in the employment of a clamp or clamps, constructed on the lower side with la shoulder, through which is cut a slot, and providing the same with thumb-screws, in combination with a bar, attached substantially in the manner hereinafterdescribed.

To enable others skilled in the alt to which my invention appertans, to make and use the same, I will now describe its construction and operation.

In the accompanying drawings- A represents a ba-r, secured to theframe of the grindstone by means of the opening s.

B B designate clamps, constructed on their lower side with a shoulder, el, through which aslot, f, is cut,

to receive th bar A, and which is 'held firmly therein What I claim, and desire to secure by Letters Patent, is-

The clamps B B, constructed as described, and provided with thumb-screws, in combination with the bar A, all arranged and operating substantially in manner and for the purpose set forth.

In testimony that I claim the foregoing as my own,

AI atx my signature, in presence of two witnesses.

Witnesses:

WILLIAM Bouwen,- HonAon T. COOK.'

M. O. ORONK. 

